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United States Patent | 5,570,201 |
Yokota | October 29, 1996 |
A data controlling apparatus includes a memory for storing data, a transfer device for transferring data to the memory, a counter for counting a non-stored area of the memory, and a controller for controlling the transfer device based on a count value counted by the counter and an amount of data stored in the memory without being aware of a situation of an output device for outputting data stored in the memory.
Inventors: | Yokota; Masayuki (Yokohama, JP) |
Assignee: | Canon Kabushiki Kaisha (Tokyo, JP) |
Appl. No.: | 087045 |
Filed: | July 7, 1993 |
Jul 09, 1992[JP] | 4-182454 |
Current U.S. Class: | 358/404; 347/5; 358/400; 358/442; 358/444; 358/468 |
Intern'l Class: | H04N 001/00; H04N 001/32 |
Field of Search: | 358/400,404,444,296,468,442 395/425,400,250,275,325 |
4563706 | Jan., 1986 | Nagashima | 358/280. |
5051839 | Sep., 1991 | Nakahara | 358/401. |
5208681 | May., 1993 | Yoshida | 358/404. |
Foreign Patent Documents | |||
123151 | Jul., 1985 | JP. |